package com.kuang.servlet;

import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Date;

public class CookieServlet01 extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
//        super.doGet(req, resp);
//        req.setCharacterEncoding("utf-8");
        resp.setCharacterEncoding("utf-8");
        resp.setContentType("text/html; charset=UTF-8");
        PrintWriter out = resp.getWriter();
        Cookie[] cookies =req.getCookies();
        if(cookies != null){
            out.write("上一次访问时间是：");
            for(Cookie cookie:cookies){
                if(cookie.getName().equals("lastTime")){
                   Long time=Long.parseLong(cookie.getValue());
                   Date date=new Date(time);
                   out.write(date.toLocaleString());
                }
            }
        }else {
            out.write("第一次进入！");
        }

        Cookie cookie=new Cookie("lastTime",System.currentTimeMillis()+"");
        cookie.setMaxAge(24*60*60);
        resp.addCookie(cookie);
    }
}
